netdev - [PATCH net-next 3/4] tcp: make tcp_build

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Date:   Wed, 22 Sep 2021 19:26:42 +0200
From:   Paolo Abeni <pabeni@...hat.com>
To:     netdev@...r.kernel.org
Cc:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Mat Martineau <mathew.j.martineau@...ux.intel.com>,
        Eric Dumazet <edumazet@...gle.com>, mptcp@...ts.linux.dev
Subject: [PATCH net-next 3/4] tcp: make tcp_build_frag() static

After the previous patch the mentioned helper is
used only inside its compilation unit: let's make
it static.

RFC -> v1:
 - preserve the tcp_build_frag() helper (Eric)

Signed-off-by: Paolo Abeni <pabeni@...hat.com>
---
 include/net/tcp.h | 2 --
 net/ipv4/tcp.c    | 4 ++--
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/include/net/tcp.h b/include/net/tcp.h
index 4a96f6e0f6f8..673c3b01e287 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -330,8 +330,6 @@ int tcp_sendpage(struct sock *sk, struct page *page, int offset, size_t size,
 		 int flags);
 int tcp_sendpage_locked(struct sock *sk, struct page *page, int offset,
 			size_t size, int flags);
-struct sk_buff *tcp_build_frag(struct sock *sk, int size_goal, int flags,
-			       struct page *page, int offset, size_t *size);
 ssize_t do_tcp_sendpages(struct sock *sk, struct page *page, int offset,
 		 size_t size, int flags);
 int tcp_send_mss(struct sock *sk, int *size_goal, int flags);
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index c592454625e1..29cb7bf9dc1c 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -963,8 +963,8 @@ void tcp_remove_empty_skb(struct sock *sk, struct sk_buff *skb)
 	}
 }
 
-struct sk_buff *tcp_build_frag(struct sock *sk, int size_goal, int flags,
-			       struct page *page, int offset, size_t *size)
+static struct sk_buff *tcp_build_frag(struct sock *sk, int size_goal, int flags,
+				      struct page *page, int offset, size_t *size)
 {
 	struct sk_buff *skb = tcp_write_queue_tail(sk);
 	struct tcp_sock *tp = tcp_sk(sk);
-- 
2.26.3